Chrome: If you like to pin your tabs in Chrome you may have noticed that you usually lose new item notifcations that several sites such as Gmail, Facebook, and others add to the page title. With Chrome extension Icon Badger many of these notifications are moved to the favicon so you can know when your favorite sites are updated even when their tabs are pinned.

Google Chrome's Pin Tab feature shrinks any tab down to only a web site's favicon to save …
Read more Read more

The only caveat to keep in mind is that not every site with notifications is supported in Icon Badger. As of this post it works with Facebook, GetGlue, Gmail, Google Reader, Landgrab.net, Pinboard.in, Twitter, and Tumblr.